On Friday 05 June 2009 09:12:08 Paul B. Mahol wrote:
On 6/5/09, Yuri y...@rawbw.com wrote:
How can I see processes in a hierarchical way?
http://lists.freebsd.org/pipermail/svn-src-head/2009-May/006912.html
or pstree from ports.
And if in a jail, you can use the patch below to add jail support via -j
switch.
--
Mel
--- pstree.c.orig 2007-10-26 11:39:50.0 -0800
+++ pstree.c2008-09-20 00:30:53.0 -0800
@@ -189,7 +189,7 @@
{ qq, qw, `,q,t,x,m,\016,
\017, \033(B\033)0 } /*Vt100*/
}, *C;
-int MyPid, NProc, Columns, RootPid;
+int MyPid, NProc, Columns, RootPid, jFlag;
short showall = TRUE, soption = FALSE, Uoption = FALSE;
char *name = , *str = NULL, *Progname;
long ipid = -1;
@@ -464,6 +464,27 @@
exit(1);
}
+ /* If this is a FreeBSD jail(8), create a fake root process 'jailinit',
which
+ * serves as starting point for the tree. */
+ if( jFlag )
+ {
+P = realloc(P, (i+1) * sizeof(struct Proc));
+if (P == NULL) {
+ fprintf(stderr, Problems with realloc.\n);
+ exit(1);
+}
+memset(P[i], 0, sizeof(*P));
+P[i].uid = 0;
+(void)strncpy(P[i].name, root, sizeof(P[i].name));
+P[i].pid = 1;
+P[i].ppid = 0;
+P[i].pgid = 1;
+P[i].thcount = 1;
+(void)strncpy(P[i].cmd, /sbin/jailinit, sizeof(P[i].cmd));
+P[i].parent = P[i].child = P[i].sister = -1;
+P[i].print = FALSE;
+i++;
+ }
while (NULL != fgets(line, MAXLINE, tn)) {
int len, num;
len = strlen(line);
@@ -728,6 +749,7 @@
-f file read input from file (- is stdin) instead of
running\n
\%s\\n
-g n use graphics chars for tree. n=1: IBM-850, n=2: VT100\n
+-jAssume running in a FreeBSD jail (no root process)\n
-l n print tree to n level deep\n
-u user show only branches containing processes of user\n
-Udon't show branches containing only root processes\n
@@ -756,7 +778,7 @@
Progname = strrchr(argv[0],'/');
Progname = (NULL == Progname) ? argv[0] : Progname + 1;
- while ((ch = getopt(argc, argv, df:g:hl:p:s:u:Uw?)) != EOF)
+ while ((ch = getopt(argc, argv, df:g:hjl:p:s:u:Uw?)) != EOF)
switch(ch) {
/*case 'a':
align = TRUE;
@@ -778,6 +800,9 @@
}
C = TreeChars[graph];
break;
+case 'j' :
+ jFlag = 1;
+ break;
case 'l': /* LOPTION */
maxLdepth = atoi(optarg); /* LOPTION */
if(maxLdepth 1) maxLdepth = 1;/* LOPTION */
___
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